encdec.py 文件源码

def fprop(self, x):
        # This is black magic based on broadcasting,
        # that's why variable names don't make any sense.
        a = TT.shape_padleft(x)
        padding = [1] * x.ndim
        b = TT.alloc(numpy.float32(1), self.n_times, *padding)
        self.out = a * b
        return self.out